[ewg] [PATCH v2] rdma_cm: create cm id even when port is down

[Vladimir Sokolovsky]

Yossi Etigin wrote:
> Sorry, I just saw a mistake in this patch (missing return value in 
> cma_set_qkey),
> please use this code instead:
>
>
>  When doing rdma_resolve_addr() and relevant port is down, the 
> function fails
> and rdma_cm id is not bound to the device. Therefore, application does 
> not have
> device handle and cannot wait for the port to become active. The function
> fails because ipoib is not joined to the multicast group and therefore 
> sa does not have a multicast record to take a qkey from.
>  The proposed patch is to make lazy qkey resolution - cma_set_qkey 
> will set id_priv->qkey if it was not set, and will be called just 
> before the qkey is
> really required.
>
> Signed-off-by: Yossi Etigin <yosefe at voltaire.com>
>
> --- 
Applied,

Regards,
Vladimir